Sivriss, Nightmare Speaker + Dragon Cultist 
Synergy is a rough depiction of how well and uniquely a card pairs with a commander. Read more on the About page.
| # | Card | Synergy |
|---|---|---|
| 186 | Sisay's Ring | 0.11 |
| 186 | Tectonic Hazard | 0.11 |
| 186 | Fellwar Stone | 0.11 |
| 204 | Reaping the Graves | 0.1 |
| 204 | Guildsworn Prowler | 0.1 |
| 204 | Shire Terrace | 0.1 |
| 204 | Lightning Spear | 0.1 |
| 204 | Conduit Pylons | 0.1 |
| 204 | Filigree Familiar | 0.1 |
| 204 | Scrapwork Mutt | 0.1 |
| 204 | Sulfurous Mire | 0.1 |
| 204 | Gloomfang Mauler | 0.1 |
| 204 | Arcum's Astrolabe | 0.1 |
| 204 | Sunshot Militia | 0.1 |
| 204 | Krark-Clan Shaman | 0.1 |
| 204 | Razortrap Gorge | 0.1 |
| 217 | Study Hall | 0.09 |
| 217 | Grab the Prize | 0.09 |
| 217 | Gravedigger | 0.09 |
| 217 | Pilgrim's Eye | 0.09 |
| 217 | Exquisite Huntmaster | 0.09 |
| 217 | Pristine Talisman | 0.09 |
| 223 | Blessing of Leeches | 0.08 |
| 223 | Electric Revelation | 0.08 |
| 223 | Prismatic Lens | 0.08 |